wrapper/nsproxy.h

   1 #ifndef _LTTNG_WRAPPER_NSPROXY_H
   2 #define _LTTNG_WRAPPER_NSPROXY_H
   3
   4 /*
   5  * wrapper/nsproxy.h
   6  *
   7  * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; only
  12  * version 2.1 of the License.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  22  */
  23
  24 #include <linux/version.h>
  25 #include <linux/nsproxy.h>
  26
  27 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0))
  28 static inline
  29 struct pid_namespace *lttng_get_proxy_pid_ns(struct nsproxy *proxy)
  30 {
  31         return proxy->pid_ns_for_children;
  32 }
  33 #else
  34 static inline
  35 struct pid_namespace *lttng_get_proxy_pid_ns(struct nsproxy *proxy)
  36 {
  37         return proxy->pid_ns;
  38 }
  39 #endif
  40
  41
  42 #endif /* _LTTNG_WRAPPER_NSPROXY_H */